26-06-2016
Mathematics

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14x+10y=72 14x+4y=96 Solve the following system of equations using any method

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Panoyin Panoyin

26-06-2016

  14x + 10y = 72
  14x +   4y = 96
  6y = -24
6 6
  y = -4
  14x + 10y = 72
14x + 10(-4) = 72
14x - 40 = 72
+ 40 + 40
  14x = 112
14 14
x = 8
  (x, y) = (8, -4)

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